Heat-Sensitive Paper

This paper changes color based on temperature. The color changes are "indefinitely" reversible according to the company that makes it. This is a great way to tie chemistry to the Wood and Paper kit.

Here's the link:
http://www.teachersource.com/Chemistry/Thermochromic/Heat_SensitivePaper.aspx

There are a few sheets of heat-sensitive paper stored in the GK12 storage room.